Home / 5,587.79-7,716.33-3,601.76

Finding the Fourth Proportional to 5,587.79, 7,716.33 and 3,601.76

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Solution

The fourth proportional to 5,587.79, 7,716.33 and 3,601.76 is: 4,973.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,587.79 : 7,716.33 = 3,601.76 : x
  2. Step 2: Convert to fraction form
    5,587.79/7,716.33 = 3,601.76/x
  3. Step 3: Cross multiply
    5,587.79x = 7,716.33 × 3,601.76
  4. Step 4: Simplify right side
    5,587.79x = 27,792,330.16
  5. Step 5: Solve for x
    x = 27,792,330.16/5,587.79
  6. Step 6: Final answer
    x = 4,973.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.